1. To make great haste
2. To walk or run quickly as if you're late for something or you have to use the bathroom
3. A method used when running from authority figures

Origin: a combination of "book it" and "haul ass"
Also, booking ass, and less commonly book assing.
1. "Put on those rollerblades and just book ass down that hall!"
2. "Oh man! It's it good thing I booked ass or I would've been late to class!"
3. "The cops saw us doing recreational drugs. That's about when we booked ass"
by mace92 January 5, 2012
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The bottom of a book; the part of the book you see when it is lying flat on a table.
I really wish they'd prop the books up so I don't have to look at book asses.
by Grand Master J-Dizzle January 12, 2006
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an stronger form of the phrase book or booked it.
"where'd that mu'fucker go"

"yo, that nigga saw jake and jus' booked ass
by mr deckard August 30, 2008
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When sitting on your phone, you update you Facebook status without knowing it. (Ass booked, Ass-Booking)
Person 1: "Dude, what the hell is going on with your Facebok status?"

Person 2: "Oh, I must have been Ass-Booking while I was in the DMV."
by Cross194 June 30, 2010
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1) (noun) a backside resembling that of a bibliophile
2) (adj) a case in which a book worm looks particularly ballin'


1) Your book worm lookin ass looks damn good in those jeans, bitch.
2) That book worm be lookin ass tonight, yo.
by OL and FC February 17, 2009
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